Summary of Significant Accounting Policies Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 29, 2019	Jun. 30, 2018	Jun. 29, 2019	Jun. 30, 2018
Significant Accounting Policies [Line Items]
Non-cash share-based compensation expense	$ 300	$ 1,700	$ 1,334	$ 1,818
Provision for income taxes	$ 33,246	$ 26,576	$ 53,948	$ 47,857
Effective Income Tax Rate Reconciliation, Percent			25.10%	24.30%
Interest paid			$ 42,000	$ 17,400
Income tax payments			$ 41,300	$ 53,300